摘要:Adaptation of innovations by employees, especially in hi-tech industries, is very important from the perspectives of both implementing new technologies and maintaining competitiveness in today’s dynamic market. The paper analyzes selected internal communication factors in terms of their potential impacts on the adaptation of innovations in information technology (IT) companies in Poland. These factors were determined on the basis of a literature analysis, opinions of panel participants (experts), and pilot studies that have been conducted. The undoubtedly innovative element is the study of the impact of the above-mentioned factors on the individual stages of innovation. The aim of the study was to identify and assess the perception of the influence of selected factors related to internal communication in a company on the adaptation of innovation by employees of the IT industry in Poland, taking into account the different stages of the implementation. The hypothesis of the study was that selected internal communication factors have different effects on innovation adoption at different stages of the innovation process. The study combined expert opinions and a literature analysis with a diagnostic survey (questionnaire) and a statistical analysis. The questionnaire survey allowed the examination of the opinions of the respondents about the impacts of 12 factors related to internal communication in the company on the adaptation of innovation. The results of the study confirmed the hypothesis and allowed the formulation of theoretical and practical conclusions that can be applied when introducing innovations.